1. Department
of Chemical Informatics, Faculty of Education, University of Szeged, Boldogasszony sgt. 6. H-6725 Szeged, Hungary
2. Laboratory
of Interfaces and Nanosize Systems, Institute of Chemistry, Eötvös Loránd University, Pázmány P. Stny 1/A, H-1117 Budapest, Hungary
3. MTA-BME
Research Group of Technical Analytical Chemistry, Szt. Gellért tér 4, H-1111 Budapest, Hungary
4. EKF
Department of Chemistry, Leányka utca 6, H-3300 Eger, Hungary